164 



The Dancing Mouse 



TABLE 24 CONTINUED 



no ability whatever to choose the green in the first of the 

 series (series 23 of Table 24) of which that of Table 25 is a 

 sample. His record, 10 mistakes in 20 choices, was even 

 poorer than that of No. 151. That both of these mice 

 learned to choose fairly accurately in these final tests is 

 shown by the results of series 24, 25, 26, and 27. I must 

 admit, however, that these records indicate little ability on 

 the part of the animals to discriminate colors. 



These long-continued and varied tests with Nos. 151 and 



1 Brighter. z Darker. 



